SpaceX Overtakes Taiwan Semiconductor as World's 6th Largest Company by Market Cap
What happened
SpaceX has surpassed Taiwan Semiconductor Manufacturing (TSM) in total market capitalization, ranking the private rocket and satellite firm among the six most valuable companies globally. The milestone arrives amid ongoing speculation about a potential SpaceX IPO. Taiwan Semiconductor retains its position as the dominant global chipmaker by revenue and production scale, but its market valuation has now been eclipsed by Elon Musk's aerospace and communications venture.
The QL Read
SpaceX remains privately held, so the market-cap ranking reflects secondary-market and tender-offer valuations rather than a listed equity. For TSM holders, the more relevant read-throughs sit with foundry demand trends, AI accelerator order flow, and any shifts in semiconductor-sector breadth — not the relative ranking against a non-public peer.